APA (7 ম সংস্করণ) উদ্ধৃতি

Giddens, P. H. (1955). Standard Oil Company (Indiana): Oil pioneer of the Middle West. Appleton - Century - Crofts.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Giddens, Paul Henry. Standard Oil Company (Indiana): Oil Pioneer of the Middle West. New York: Appleton - Century - Crofts, 1955.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Giddens, Paul Henry. Standard Oil Company (Indiana): Oil Pioneer of the Middle West. Appleton - Century - Crofts, 1955.